Re: [PATCH/RFC] SPI: add DMAUNSAFE analog to David Brownell's core

From: Vitaly Wool
Date: Wed Dec 14 2005 - 14:19:29 EST


David Brownell wrote:

On Wednesday 14 December 2005 9:53 am, Vitaly Wool wrote:



Sound cards behind the SPI bus will suffer a lot more since it's their path to use wXrY functions (lotsa small transfers) rather than WLAN's.



No, "stupid drivers will suffer"; nothing new. Just observe
how the ads7846 touchscreen driver does small async transfers.


So just answer please yes or no: are your spi_wXrY functions intended for usage at all or not?
Maybe you should remove them completely?

Vitaly
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